mirror of
https://github.com/Yubico/yubikey-val.git
synced 2024-12-01 15:24:16 +01:00
79 lines
2.0 KiB
PHP
79 lines
2.0 KiB
PHP
<?php
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define('S_OK', 'OK');
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define('S_BAD_OTP', 'BAD_OTP');
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define('S_BAD_CLIENT', 'BAD_CLIENT'); // New, added by paul 20080920
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define('S_REPLAYED_OTP', 'REPLAYED_OTP');
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define('S_BAD_SIGNATURE', 'BAD_SIGNATURE');
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define('S_MISSING_PARAMETER', 'MISSING_PARAMETER');
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//define('S_NO_SUCH_CLIENT', 'NO_SUCH_CLIENT'); // Deprecated by paul 20080920
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define('S_OPERATION_NOT_ALLOWED', 'OPERATION_NOT_ALLOWED');
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define('S_BACKEND_ERROR', 'BACKEND_ERROR');
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function debug($msg, $exit = false) {
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global $trace;
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if ($trace) {
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if (is_array($msg)) {
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//print_r($msg);
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} else {
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echo '<p>Debug> ' . $msg;
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}
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echo "\n";
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}
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if ($exit) {
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die('<font color=red><h4>Exit</h4></font>');
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}
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}
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function genRandRaw($len) {
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$h = hash_hmac('sha1', rand(9999,9999999), 'dj*ccbcuiiurubrvnubcdluul', true);
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$a = str_split($h);
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//print_r($a);
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$a = array_slice($a, 0, $len);
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//print_r($a);
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$s = implode($a);
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//outputToFile('out', $s);
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return $s;
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}
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// Return eg. 2008-11-21T06:11:55
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//
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function getUTCTimeStamp() {
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date_default_timezone_set('UTC');
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return date('Y-m-d\TH:i:s', time());
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}
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// Sign a http query string in the array of key-value pairs
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// return b64 encoded hmac hash
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function sign($a, $apiKey, $debug=false) {
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ksort($a);
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$qs = '';
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$n = count($a);
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$i = 0;
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foreach (array_keys($a) as $key) {
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$qs .= trim($key).'='.trim($a[$key]);
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if (++$i < $n) {
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$qs .= '&';
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}
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}
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// Generate the signature
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//debug('API key: '.$apiKey); // API key of the client
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debug('SIGN: '.$qs);
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// the TRUE at the end states we want the raw value, not hexadecimal form
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$hmac = hash_hmac('sha1', utf8_encode($qs), $apiKey, true);
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$hmac = base64_encode($hmac);
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if ($debug) {
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debug('h='.$hmac);
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}
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return $hmac;
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} // sign an array of query string
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function outputToFile($outFname, $content, $mode, $append = false) {
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$out = fopen($outFname, ($append ? "a" : "w"));
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fwrite($out, $content);
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fclose($out);
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}
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?>
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